References

Dukovany NPPDukovany NPP

Temelin NPPTemelin NPP

Engineering services

Power plant commissioning

Development of electrical equipment commissioning test procedures and its execution for the Temelin NPP
EZ Praha / SKODA Praha, a. s. / CEZ a. s., Temelin NPP
Technical support (independent supervision) for the NPP Temelin and Dukovany commissioning
UJV Rez
Development of commissioning test procedures and its execution for the Dukovany NPP during “Power uprating of units”
SKODA Praha Invest, Ltd
Technical and organisational support for the investor during preparation and commissioning of the power plant Tusimice II total renewal
SKODA Praha Invest, Ltd

Investment projects

Supply and commissioning of the MOSAD®–4 and MOSAD®–5 for the NEMES monitoring system at Temelin NPP unit 1 and 2
CEZ, a. s., Temelin NPP
Supply and commissioning of the MOSAD®–IRIS for on-line measurement of synchronous generator brush gear current at Temelin NPP unit 1 and 2
CEZ, a. s., Temelin NPP
Supply and commissioning of the MOSAD®–MST for on-line diagnostics of oil transformers at power plant units at Dukovany and Temelin NPP
I & C ENERGO
Refurbishment of the auxiliary power system control logic at the Dukovany NPP
I & C ENERGO
Independent supervision of an emergency dieselgenerator refurbishment project at the Dukovany NPP
CEZ, a. s., Dukovany NPP
Independent supervision of a non-interruptible power system refurbishment project at the Dukovany NPP
CEZ, a. s., Dukovany NPP
Development, supply and commissioning of data interface between MOSAD®–5 (4) system and another equipment (e.g. digital electrical protections, generator exciting sets, diagnostics and control systems…)
CEZ, a. s., Dukovany and Temelin NPP

Model calculations

Simulations of transients at the Dukovany NPP using the RELAP5, TRACE and MAAP4 computational codes
CEZ, a. s.
Project 1H/PK/61 „Application of CFD codes on research of fluid behaviour of nuclear reactor“ sponsored by Czech Ministry of Industry and Trade in the frame of the R&D programme POKROK
ČEZ a.s. / U.S. NRC
Project FI-IM5/150 „Validation of the TRACE code for WWER type of reactors“ sponsored by Czech Ministry of Industry and Trade in the frame of the R&D programme IMPULS
ČEZ, a. s. / U.S. NRC

Operating documentation

Development of a vital power system operating procedure including the load sequencer
SKODA Praha a.s.
Development of an emergency dieselgenerator electrical equipment operating procedure for the Dukovany NPP, Unit 2
CEZ, a.s., Dukovany NPP

Expert’s activities

Expert opinion on the Temelin NPP electrical equipment design
SUJB (National Nuclear Regulator)
Expert opinion on the Dukovany NPP Safety Analysis Report
SUJB (National Nuclear Regulator)
Review of a Strategy of upgraded I&C system commissioning at the Dukovany NPP
CEZ, a.s., Dukovany NPP
Development of analytical reports on NPP events for international operating experience exchange systems (WANO, IAEA-IRS)
CEZ, a.s., Dukovany NPP
Implementation of the project "Transfer of international best-knowledge for the development of hydrogen safety systems for VVER-based NPP" in the frame of international programme TACIS
EC EuropeAid Cooperation Office

Overvoltage monitoring

Overvoltage monitoring at 400 kV, 15 kV and 6 kV voltage levels at the Dukovany NPP
CEZ, a.s., Dukovany NPP
Overvoltage monitoring in the Prague subway power distribution system
EGU Praha

Circuit diagnostics

Cable and penetration condition testing at the Dukovany NPP
CEZ, a.s., Dukovany NPP

Reflectometric measurements

Cable length measurements at the Dukovany NPP Units 2 – 4
CEZ, a.s., Dukovany NPP

Parameter testing

Process parameter measurements during the Temelin NPP commissioning
CEZ, a. s., Temelin NPP

Electrical protection

Verification measurements during electrical protection tests at the Temelin NPP
UJV Rez
Secondary and primary electrical protection tests during commissioning of the equipment
EGU CB, a.s. / Siemens, Ltd

Metrology

Maintenance of the electrical equipment monitoring system (NEMES) at the Temelin NPP
CEZ, a.s., Temelin NPP
Maintenance of the electrical equipment monitoring system (MSE) at the Dukovany NPP
CEZ, a.s., Dukovany NPP

Equipment testing

Generator testing

Commissioning tests of co-generating sets
TEDOM, Ltd
Tripping tests at the Prunerov coal-fired power plant
EGU Praha, a.s.
Tripping tests at the Detmarovice coal-fired power plant
ORGREZ, a.s.
Motor-generator tests at the Jaslovske Bohunice NPP
SE, a.s., Jaslovske Bohunice NPP

Motor and circuit breaker testing

Motor start-up testing during a 0,4 kV switchgear refurbishment project
CEZ, a.s., Dukovany NPP
Start-up and run-down tests of 6 kV and 0,4 kV motors during the Temelin NPP commissioning
EZ Praha
Circuit breaker performance monitoring using the MFV 6-2 and IVI 6 monitors
CEZ, a.s., Dukovany NPP

Control logic

Regular testing of vital power control logic including load sequencer at the Dukovany NPP
CEZ, a.s., Dukovany NPP
Motor control logic testing during a 0,4 kV switchgear refurbishment project
CEZ, a.s., Dukovany NPP

Manufacture to order

Manufacturing of the MFV 6-2 and IVI 6 monitoring units
CEZ, a.s., Dukovany NPP
Manufacturing of the HRN-5 overvoltage recorders
CEZ, a.s., Dukovany NPP
Development and producing ensuring of the hydrogen and oxygen concentration secondary measurement device
Ruskoje Energetičeskoje Technologii, Russian Federation